1 outline dimension JRM-12864B 128*64dots stn/yellow green 1/64duty 1/9bias 2 pin connections n o . s y m b o l f u n c t i o n 1 v s s ground (0v) 2 v d d power supply ( + 5 v ) 3 v o power supply for lcd (vdd-vo=lcd driving v o ltage) 4 r s h: data input l: instruction code i n p u t 5 r/w h: data read l: data w r ite 6 e enable signal 7-14 d b 0 - d b 7 data bus 15 cs1 chip selection for segm ent ic1 16 cs2 chip selection for segm ent ic2 17 /res reset 18 v e e negative v o ltage output (-10v) 19,20 l e d a , k led supply v o ltage ( 5 v ) tel:0755-83746588 83999468 f ax:0755-83998518 1 ??? http://www .jiurilcd.com
3 block diagram & interf ace vd d vs s com dri v er s6b010 7 se g driv er s6b010 8 seg driver s6b 0 1 0 8 dc /d c co nverter ve e (-10v) vo v0,v1 , v4 v5,v ee m,f r m , clk1,c lk2, cl 2 64 64 vo,v2,v 3, v5 ,vee rs, r /w,e,/res, db0-db7 64 cs1 lcd panel 128 x 64 dots lcm lcd bias circ ui t vdd cs2 50 k 4 electro-optical characteristics p a r a m e t e r s y m b o l c o n d i t i o n m i n t y p m a x unit note ----- electr o nic characteristics ----- logic circuit supply v o ltage v d d - v s s - - 4 . 5 5 . 0 5 . 5 v 0 c - - - - - - 25 c - - 9 . 0 - - lcd driving v o ltage (norm a l te m p . t y p e ) vdd-vo 50 c - - - - - - v v i h - - 0 . 7 vdd - - v d d v input v o ltage v i l - - v s s - - 0 . 3 v d d v logic supply current idd vdd = 5v - - 1 2 m a ----- t e mperatur e characteristics ----- t o p o p e r a t i n g t e m p . 0 5 0 c norm al tem p . ty pe t s t g s t orage t e m p . - 1 0 6 0 c t o p o p e r a t i n g t e m p . - 2 0 7 0 c extended tem p . ty pe t s t g s t orage t e m p . - 3 0 8 0 c ----- led back-light characteristics ----- forward v o l t a g e v f - - 3 . 8 4 . 2 4 . 5 v forward c u r r e n t i f v f = 4 . 0 5 v - - 4 2 0 - - m a bare led lum i nous intensity vf=4.05v -- 1 10 -- cd/m 2 lcm lum i nous intensity vf=4.05v -- 30 -- cd/m 2 * led dice num ber = 2 x42 =84 tel:0755-83746588 83999468 f ax:0755-83998518 2 r*
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